34 lines
850 B
JavaScript
34 lines
850 B
JavaScript
// Analiza zvoka
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let analiziramZvok = false
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let analyser = null
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const fftSize = 64
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const bufferSize = 32
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const stolpicki = new Uint8Array(bufferSize)
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// Zacni audio analizo
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function zacniAnalizo() {
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if (!analiziramZvok) {
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// Analiza zvoka
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const audioCtx = new AudioContext()
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const mikrofon = navigator.mediaDevices.getUserMedia({ audio: true }).then(
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(stream) => {
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const source = audioCtx.createMediaStreamSource(stream)
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analyser = audioCtx.createAnalyser()
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analyser.minDecibels = -90;
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analyser.maxDecibels = -10;
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analyser.smoothingTimeConstant = 0.85;
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analyser.fftSize = fftSize
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source.connect(analyser)
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analiziramZvok = true
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},
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() => {
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console.log('napaka nalaganja mikrofona', arguments)
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analiziramZvok = false
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}
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)
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}
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}
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